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| MowTowne Landscaping Inc | CC-01 | 2011 | Active |
| Mr Handyman Co LLC | CC-01 | 2023 | Active |
| Mr Racks LLC | CC-01 | 2008 | Active |
| Mr. Do-All | CC-01 | 2022 | Active |
| Muckless Gutters | CC-01 | 2024 | Active |
| Musatkin Painting Inc | CC-01 | 2023 | Active |
| MWD Construction LLC | CC-01 | 2015 | Renew by Nov 27, 2026 |
| Mwi Flooring Inc | CC-01 | 2014 | Active |
| My Remodeling LLC | CC-01 | 2016 | Active |
| Mym Construction LLC | CC-01 | 2025 | Active |
| Myr Concrete Design | CC-01 | 2026 | Active |
| N W Wood Design LLC | CC-01 | 2004 | Active |
| Nailed It! Contractor SVS LLC | CC-01 | 2024 | Active |
| Nanas Home Improvement | CC-01 | 2026 | Active |
| Nasha Sprava LLC | CC-01 | 2026 | Active |
| Nation Built Homes LLC | CC-01 | 2025 | Active |
| National Restoration Const LLC | CC-01 | 2022 | Active |
| Nature Breeze Landscaping LLC | CC-01 | 2015 | Active |
| Nazar Nakonechnyi LLC | CC-01 | 2024 | Active |
| Nelson Built Inc | CC-01 | 2021 | Active |
| Nes Concrete LLC | CC-01 | 2023 | Active |
| Neu Construction Inc | CC-01 | 1993 | Active |
| New Door Investments LLC | CC-01 | 2025 | Active |
| New Horizon Landscape SRVC Inc | CC-01 | 1998 | Active |
| New Horizons Inc | CC-01 | 2016 | Active |
| Newell Brothers Inc | CC-01 | 2025 | Active |
| Newgen Builders LLC | CC-01 | 2025 | Active |
| Next Level Roofing & Const LLC | CC-01 | 2025 | Active |
| Nicolas Concrete Const LLC | CC-01 | 2022 | Active |
| Nikolas Home Improvement LLC | CC-01 | 2024 | Active |
| Nito 5 Construction Corp | CC-01 | 2021 | Active |
| NM Construction LLC | CC-01 | 2014 | Active |
| Noble Solid Surface LLC | CC-01 | 2017 | Active |
| Noresta | CC-01 | 2025 | Active |
| Northern Environmental LLC | CC-01 | 2015 | Active |
| Northwest Cabints & Lmints LLC | CC-01 | 2024 | Active |
| Northwest Cable Solutions LLC | CC-01 | 2024 | Active |
| Northwest Plumbing Connctn Inc | CC-01 | 2002 | Active |
| Northwest Pro Home Sltions LLC | CC-01 | 2025 | Active |
| Northwest Roof Cleanng/Rpr LLC | CC-01 | 2019 | Active |
| Northwest Serv Insul/Land LLC | CC-01 | 2021 | Active |
| Nova's Drywall LLC | CC-01 | 2024 | Active |
| NQK Construction LLC | CC-01 | 2026 | Active |
| Nuccio's Heating LLC | CC-01 | 2017 | Active |
| Nucor Rebar Fab Seattle Inc | CC-01 | 2024 | Active |
| NW Coast Construction LLC | CC-01 | 2011 | Active |
| NW Contemp DSGN & RMDL LLC | CC-01 | 2022 | Active |
| NW Craftsman | CC-01 | 2023 | Active |
| NW Dock Repair LLC | CC-01 | 2024 | Active |
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| NW Quality Custom Finish LLC | CC-01 | 2022 | Active |
| NW Remodeling Plus LLC | CC-01 | 2026 | Active |
| NW Topnotch Remodel LLC | CC-01 | 2025 | Active |
| O'Shea's LLC | CC-01 | 2014 | Active |
| Obando General Contractor LLC | CC-01 | 2023 | Active |
| Octopus Roofing Co LLC | CC-01 | 2026 | Active |
| Official Asphalt Of Wa LLC | CC-01 | 2025 | Active |
| Olbor LLC | CC-01 | 2026 | Active |
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| One Call Demo And Excvtn LLC | CC-01 | 2021 | Active |
| One Pride Remodeling Inc | CC-01 | 2019 | Active |
| Onix Construction LLC | CC-01 | 2021 | Active |
| Orkin LLC | CC-01 | 2022 | Active |
| Ostrander Enterprises LLC | CC-01 | 2016 | Active |
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| Overall Constructions | CC-01 | 2024 | Active |
| Ovi Construction Co | CC-01 | 2025 | Active |
| P & T General Contractor LLC | CC-01 | 2021 | Active |
| P G C | CC-01 | 2023 | Active |
| P K Exterior Inc | CC-01 | 2000 | Active |
| P&A Civil LLC | CC-01 | 2023 | Active |
| Pac Roofing LLC | CC-01 | 2018 | Active |
| Pacific Civil & Infrstrctr Inc | CC-01 | 2014 | Active |
| Pacific Heating & Cooling | CC-01 | 2026 | Active |
| Pacific Homeworks Nrthwst LLC | CC-01 | 2021 | Active |
| Pacific HTG Coolng Plbg/Elec | CC-01 | 2026 | Active |
| Pacific Integrated Handlng Inc | CC-01 | 1991 | Active |
| Pacific Master Craft LLC | CC-01 | 2024 | Active |
| Pacific North Homes LLC | CC-01 | 2012 | Active |
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| Pacific Refrigeration Op LLC | CC-01 | 2019 | Active |
| Pacific West Remodeling LLC | CC-01 | 2023 | Active |
| Pacific Window & Door | CC-01 | 2026 | Active |
| Painting Masters S&A LLC | CC-01 | 2025 | Active |
| Palen Construction LLC | CC-01 | 2018 | Active |
| Panjoj Painting LLC | CC-01 | 2022 | Active |
| Pantheon Concepts LLC | CC-01 | 2000 | Active |
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| Parkland General Const LLC | CC-01 | 2025 | Active |
| Pasku Enterprise LLC | CC-01 | 2025 | Active |
| Paulman LLC | CC-01 | 2019 | Active |
| Paulson Enterprises Inc | CC-01 | 1996 | Active |
| PC Fence Co LLC | CC-01 | 2017 | Active |